20193793902

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1373167}}^1$

素因数の和:1373237

約数の個数: 48

約数和(自身を含む): 47127125760

約数和(自身を除く): 26933331858

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 43, 57, 86, 114, 129, 171, 258, 342, 387, 774, 817, 1634, 2451, 4902, 7353, 14706, 1373167, 2746334, 4119501, 8239002, 12358503, 24717006, 26090173, 52180346, 59046181, 78270519, 118092362, 156541038, 177138543, 234811557, 354277086, 469623114, 531415629, 1062831258, 1121877439, 2243754878, 3365632317, 6731264634, 10096896951, 20193793902]

約数ペア:

[(1, 20193793902), (2, 10096896951), (3, 6731264634), (6, 3365632317), (9, 2243754878), (18, 1121877439), (19, 1062831258), (38, 531415629), (43, 469623114), (57, 354277086), (86, 234811557), (114, 177138543), (129, 156541038), (171, 118092362), (258, 78270519), (342, 59046181), (387, 52180346), (774, 26090173), (817, 24717006), (1634, 12358503), (2451, 8239002), (4902, 4119501), (7353, 2746334), (14706, 1373167)]